Finding the Fourth Proportional to 57,858,965.97, 86,788,935.50 and 14,728,176.69
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Solution
The fourth proportional to 57,858,965.97, 86,788,935.50 and 14,728,176.69 is: 22,092,388.89
Step by Step Solution
- Step 1: Write the proportion equation
57,858,965.97 : 86,788,935.50 = 14,728,176.69 : x - Step 2: Convert to fraction form
57,858,965.97/86,788,935.50 = 14,728,176.69/x - Step 3: Cross multiply
57,858,965.97x = 86,788,935.50 × 14,728,176.69 - Step 4: Simplify right side
57,858,965.97x = 1,278,242,776,707,372.75 - Step 5: Solve for x
x = 1,278,242,776,707,372.75/57,858,965.97 - Step 6: Final answer
x = 22,092,388.89
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.